EhLib 8.0 Build 8.0.023 Pro Edition FullSource for D7-XE8 亲测可用，含全部源码及 Demo The Library contains components and classes for Borland Delphi versions 7, 9, Developer Studio 2006, Delphi 2007, Embarcadero RAD Studio 2009-XE8, Lazarus. TABLE OF CONTENTS ----------------- Overview Installation Library Installation Help Demonstration Programs Registering and Prices Other information About author Where to start. ------------------- Read about EhLib for Lazarus in the file - Lazarus\readme.txt Start overview of the library with the main Demo project .\Demos\Bin\MainDemo.Exe. (Compiled Demo files are available in the Evaluation version of the library) Then you can read a summary of the new features and changes in the file history-eng.html. More detail about new features can be found in the file - About EhLib 8 Eng.doc To install a new version of the library in the IDE, use the installation program in .\Installer\EhLibInstaller.exe Overview -------- The Library contains several components and objects. TDBGridEh component TDBGridEh provides all functionality of TDBGrid and adds several new features as follows: Allows to select records, columns and rectangle areas. Special titles that can correspond to several/all columns. Footer that is able to show sum/count/other field values. Automatic column resizing to set grid width equal client width. Ability to change row and title height. Allows automatic broken of a single line long title and data row to a multiline. Title can act as button and, optionally show a sort marker. Automatically sortmarking. Ability to truncate long text with ellipsis. Lookup list can show several fields. Incremental search in lookup fields. Frozen columns. DateTime picker support for TDateField and TDateTimeField. Allows to show bitmaps from TImageList depending on field value. Allows to hide and track horizontal or vertical scrollbars. Allows to hide columns. Allows to show 3D fr

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For Computer Systems, Computer Organization and Architecture courses in CS, EE, and ECE departments. Few students studying computer science or computer engineering will ever have the opportunity to build a computer system. On the other hand, most students will be required to use and program computers on a near daily basis. Computer Systems: A Programmer’s Perspective introduces the important and enduring concepts that underlie computer systems by showing how these ideas affect the correctness, performance, and utility of application programs. The text's hands-on approach (including a comprehensive set of labs) helps students understand the “under-the-hood” operation of a modern computer system and prepares them for future courses in systems topics such as compilers, computer architecture, operating systems, and networking. Visit the CSS:AP web page http://csapp.cs.cmu.edu for more information and resources.

第十八章 动态优化模型 动态过程的另一类问题是所谓的动态优化问题，这类问题一般要归结为求 优控制 函数使某个泛函达到极值。当控制函数可以事先确定为某种特殊的函数形式时，问题又 简化为求普通函数的极值。求解泛函极值问题的方法主要有变分法和 优控制理论方 法。 §1 变分法简介 变分法是研究泛函极值问题的一种经典数学方法，有着广泛的应用。下面先介绍变 分法的基本概念和基本结果，然后介绍动态系统 优控制问题求解的必要条件和 大值 原理。 1.1 变分法的基本概念 1.1.1 泛函 设 S 为一函数集合，若对于每一个函数 Stx ∈)( 有一个实数 J 与之对应，则称 J 是 对应在 S 上的泛函，记作 ))(( txJ 。 S 称为 J 的容许函数集。 通俗地说，泛函就是“函数的函数”。 例如对于 xy 平面上过定点 ),( 11 yxA 和 ),( 22 yxB 的每一条光滑曲线 )(xy ，绕 x 轴 旋转得一旋转体，旋转体的侧面积是曲线 )(xy 的泛函 ))(( xyJ 。由微积分知识不难写 出 dxxyxyxyJ x x )('1)(2))(( 2 1 2∫ += π （1） 容许函数集可表示为 })( ,)(],,[)(|)({ 221121 1 yxyyxyxxCxyxyS ==∈= （2） 简单的一类泛函表为 ∫= 2 1 ),,())(( t t dtxxtFtxJ & （3） 被积函数 F 包含自变量 t，未知函数 x 及导数 x&。（1）式是 简泛函。 1.1.2 泛函的极值 泛函 ))(( txJ 在 Stx ∈)(0 取得极小值是指，对于任意一个与 )(0 tx 接近的 Stx ∈)( ，都有 ))(())(( 0 txJtxJ ≥ 。所谓接近，可以用距离 ε<))(),(( 0 txtxd 来度量， 而距离定义为 |})()(||,)()({|max))(),(( 000 21 txtxtxtxtxtxd ttt && −−= ≤≤ 泛函的极大值可以类似地定义。 )(0 tx 称为泛函的极值函数或极值曲线。 1.1.3 泛函的变分 如同函数的微分是增量的线性主部一样，泛函的变分是泛函增量的线性主部。作为 泛函的自变量，函数 )(tx 在 )(0 tx 的增量记为 )()()( 0 txtxtx −=δ 也称函数的变分。由它引起的泛函的增量记作 ))(())()(( 00 txJtxtxJJ −+=Δ δ 如果 JΔ 可以表为

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GPU开发的后期可以看看，对于提高很有帮助的，帮你更加深入的了解GPU编程。台湾著名作者所写，在coursra上有开过课程的。

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Digital Signal Processing: Fundamentals and Applications By 作者: Lizhe Tan Ph.D. Electrical Engineering University of New Mexico – Jean Jiang Ph.D. Electrical Engineering University of New Mexico ISBN-10 书号: 0128150718 ISBN-13 书号: 9780128150719 Edition 版本: 3 Release Finelybook 出版日期: 2018-11-23 pages 页数: (920 ) $120 Digital Signal Processing: Fundamentals and Applications, Third Edition, not only introduces students to the fundamental principles of DSP, it also provides a working knowledge that they take with them into their engineering careers. Many instructive, worked examples are used to illustrate the material, and the use of mathematics is minimized for an easier grasp of concepts. As such, this title is also useful as a reference for non-engineering students and practicing engineers. The book goes beyond DSP theory, showing the implementation of algorithms in hardware and software. Additional topics covered include adaptive filtering with noise reduction and echo cancellations, speech compression, signal sampling, digital filter realizations, filter design, multimedia applications, over-sampling, etc. More advanced topics are also covered, such as adaptive filters, speech compression such as PCM, µ-law, ADPCM, and multi-rate DSP, over-sampling ADC subband coding, and wavelet transform. Covers DSP principles with an emphasis on communications and control applications Includes chapter objectives, worked examples, and end-of-chapter exercises that aid the reader in grasping key concepts and solving related problems Provides an accompanying website with MATLAB programs for simulation and C programs for real-time DSP Presents new problems of varying types and difficulties Digital Signal Processing: Fundamentals and Applications Copyright Preface 1Introduction to Digital Signal Processing 2 Signal Sampling and Quantization 3Digital Signals and Systems 4Discrete Fourier Transform and Signal Spectrum 5 The z-Transform 6Digital Signal Processing Systems, Basic Filteri

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